Remove clearcase extension.
Add saveplace.
Set up archiving.
Enable auto-revert for files and dired buffers.
Add elisp-slime-nav, projectile, and dired-details packages.
Use F4 to kill the current buffer. Unmap F3/F4 from default macro commands I never use.
Refactor defuns in to separate files; use "my/" prefix more consistently for defuns.